| Title | Discovery of a nitrogen-enhanced mildly metal-poor binary system: Possible evidence for pollution from an extinct AGB star |
| ADS | J.G.Fernández-Trincado et al.,AAP, 631, A97, 2019 |
| Authors | J. G. Fernández-Trincado, R. Mennickent, M. Cabezas, O. Zamora, S. L. Martell, T. C. Beers, V. M. Placco, D. M. Nataf, S. Mészáros, D. Minniti, R. G. Schleicher,Dominik, B. Tang, A. Pérez-Villegas, A. C. Robin, C. Reylé |
S: Find this object in SIMBAD
O: Find this object in Other papers
| Name | Comment | SIMBAD | Object |
|---|---|---|---|
| 2MASS J12451043+1217401 | S | O |
| Teff : 4750.2+-100 | log g : 2.24+-0.3 | vturb : 1.86+-0.05 |
| Original Data | Converted Data Asplund et al. (2009) | |||||||
|---|---|---|---|---|---|---|---|---|
| Element | Nline | [X/H] | [X/Fe] | log-e | [X/H] | [X/Fe] | log-e | Element |
| C | N/A | ... | 0.06+-0.24 | ... | -1.06+-0.24 | 0.07+-0.24 | 7.37+-0.24 | C |
| N | N/A | ... | 0.69+-0.22 | ... | -0.44+-0.22 | 0.69+-0.22 | 7.39+-0.22 | N |
| O | N/A | ... | 0.46+-0.23 | ... | -0.65+-0.23 | 0.48+-0.23 | 8.04+-0.23 | O |
| Mg | N/A | ... | 0.10+-0.14 | ... | -1.05+-0.14 | 0.08+-0.14 | 6.55+-0.14 | Mg |
| Al | N/A | ... | 0.04+-0.16 | ... | -1.12+-0.16 | 0.01+-0.16 | 5.33+-0.16 | Al |
| Si | N/A | ... | 0.22+-0.12 | ... | -0.86+-0.12 | 0.27+-0.12 | 6.65+-0.12 | Si |
| Fe | N/A | -1.08+-0.14 | ... | ... | -1.13+-0.14 | ... | 6.37+-0.14 | Fe |
| Ce | N/A | ... | 0.49+-0.20 | ... | -0.59+-0.20 | 0.54+-0.20 | 0.99+-0.20 | Ce |
| Binarity | Positive |
| Vrad | -82.8+-9.9 |
| Period | 730.89 |
| Right Ascension : 19 21 736.55 | Declination : +12 17 40.55 | Galactic Longitude (l) : 895406.44 | Galactic Latitude (b) : -442835.73 |
| Date of Observation | JD | Facility | Resolution | S/N | Exposure Time | Vrad |
|---|---|---|---|---|---|---|
| N/A | 2457059.94391 | APOGEE | 22500 | 20 | N/A | -88.85+-0.16 |
| N/A | 2457060.91321 | APOGEE | 22500 | 20 | N/A | -89.43+-0.15 |
| N/A | 2457062.99631 | APOGEE | 22500 | 20 | N/A | -89.45+-0.15 |
| N/A | 2457064.89865 | APOGEE | 22500 | 18 | N/A | -90.54+-0.17 |
| N/A | 2457114.79574 | APOGEE | 22500 | 17 | N/A | -92.80+-0.22 |
| N/A | 2457118.85652 | APOGEE | 22500 | 8 | N/A | -92.28+-0.43 |
| N/A | 2457121.82661 | APOGEE | 22500 | 16 | N/A | -92.55+-0.19 |
| N/A | 2457122.80708 | APOGEE | 22500 | 23 | N/A | -93.23+-0.14 |
| N/A | 2457141.73865 | APOGEE | 22500 | 15 | N/A | -93.40+-0.21 |
| N/A | 2457142.73487 | APOGEE | 22500 | 18 | N/A | -93.09+-0.17 |
| N/A | 2457148.68704 | APOGEE | 22500 | 16 | N/A | -94.02+-0.19 |
| N/A | 2457167.65509 | APOGEE | 22500 | 5 | N/A | -92.67+-0.79 |
| N/A | 2457449.88122 | APOGEE | 22500 | 26 | N/A | -74.01+-0.12 |
| N/A | 2457465.78237 | APOGEE | 22500 | 22 | N/A | -74.55+-0.12 |
| N/A | 2457468.79933 | APOGEE | 22500 | 22 | N/A | -73.70+-0.14 |
| N/A | 2457472.79234 | APOGEE | 22500 | 23 | N/A | -74.23+-0.14 |
| N/A | 2457473.88693 | APOGEE | 22500 | 20 | N/A | -73.25+-0.16 |
| N/A | 2457475.83189 | APOGEE | 22500 | 22 | N/A | -73.32+-0.13 |
| N/A | 2457492.72504 | APOGEE | 22500 | 23 | N/A | -73.91+-0.12 |
| N/A | 2457496.80519 | APOGEE | 22500 | 14 | N/A | -73.52+-0.21 |
| N/A | 2457499.79405 | APOGEE | 22500 | 19 | N/A | -73.47+-0.16 |
| N/A | 2457530.70246 | APOGEE | 22500 | 16 | N/A | -73.99+-0.19 |
| N/A | 2457533.71368 | APOGEE | 22500 | 25 | N/A | -73.81+-0.11 |
| N/A | 2457534.73149 | APOGEE | 22500 | 14 | N/A | -74.29+-0.19 |